Performance penalty: denormalized numbers versus branch mis-predictions...

Is it still worth using the Quake fast inverse square root algorithm nowadays on x86-64?...

DateTime.DayOfWeek micro optimization...

Generate FMOV without inline assembly...

Branch on ?: operator?...

Micro Optimization of a 4-bucket histogram of a large array or list...

INC instruction vs ADD 1: Does it matter?...

boost::thread data structure sizes on the ridiculous side?...

Preserving the Execution pipeline with branch layout in C source? Which prediction do CPUs or compil...

Why is this reordering of sub and mul instructions helpful?...

Cost of exception handlers in Python...

Is it "too clever" for using LEA to load constant to register?...

Use two loop bodies or one (result identical)?...

Using the operand-size override prefix 0x66 for instruction alignment...

Extract fractional part of double *efficiently* in C...

Why is my operator ++ more than twice as fast as its equivalent instance method?...

Is performance reduced when executing loops whose uop count is not a multiple of processor width?...

what is the purpose of using index caches in rigtorp's SPSCQueue...

Branchless count-leading-zeros on 32-bit RISC-V without Zbb extension...

Fast BCD addition...

What is the most optimal way to use a C# struct as the key of a dictionary?...

Very fast approximate Logarithm (natural log) function in C++?...

Is there any data on the latency of an AVX2 gather instruction?...

Why is `if x is None: pass` faster than `x is None` alone?...

Optimized 53->32 bit modulo computation on 32-bit processors...

Is using AVX2 can implement a faster processing of LZCNT on a word array?...

Is it possible to check if 2 sets of 3 ints have at least one element in common with less than 9 com...

what's the difference between _mm256_lddqu_si256 and _mm256_loadu_si256...

Why doesn't the C++ standard library utilize likely/unlikely attributes?...

Test whether a register is zero with CMP reg,0 vs OR reg,reg?...